TY - RPRT TI - Systemic heparinization does not prevent clot formation in coil embolization. AU - W H Johnson AU - R K Peterson AU - D F Howland AU - J E Lock PY - 1990 DO - 10.1002/ccd.1810200412 UR - https://pubmed.ncbi.nlm.nih.gov/2145074/ ID - 2145074 ER -